# https://syzkaller.appspot.com/bug?id=25b6319de87ee906cb56b0cfc42c0b7543d7c822
# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
#{"threaded":true,"repeat":true,"procs":4,"slowdown":1,"sandbox":"none","sandbox_arg":0,"close_fds":false,"tmpdir":true,"segv":true}
r0 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'rack\x00'}, 0x24)
bind$inet(r0, &(0x7f00000000c0)={0x10, 0x2, 0x0}, 0x10)
socket(0x1c, 0x1, 0x64)
socket$inet_sctp(0x2, 0x5, 0x84)
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x100000, 0x1)
socket(0x1c, 0x10000001, 0x84)
openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r1 = socket$inet6_sctp(0x1c, 0x1, 0x84)
bind(r1, &(0x7f0000000200)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty}, 0x1c)
r2 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r2, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r2, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
connect$inet(r2, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
sendmsg$inet6_sctp(r2, &(0x7f0000000740)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @broadcast}, 0x10, &(0x7f0000000480)=[{&(0x7f0000000380)="ca1b3b5c422ca65675e274c42923889a63f250f3618af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed756e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f155bf7e75926505845f59d15ada6e76061b7834bf5c7d501f26c2752d451ca96b5f61b34c88865cfe25dfb939a9fcbb914576b327536774e0c58a39e0a1439a32fb837ba6dfe9ea43cb51008fcaeec67663ce77bfbc50affa69135c938", 0xd8}, {&(0x7f00000001c0)="47708aa26f004be1789c08aeb40d0c8246c888898f0571d10a001857ac20db0cd8e062f24824e76802848efb21e6aef453c46fb7d90652475b614ae803fa435214362114349b82946677d9fd142aa6bb617033770a391dbfca5781c270e368983e8716559650762d28e7aa65c9d1c963d21f590d25", 0x75}], 0x2, 0x0, 0x0, 0x81}, 0x0)
bindat(r1, r2, &(0x7f0000000240)=@in6={0x1c, 0x1c, 0x2, 0x3, @empty, 0x9cd0}, 0x1c)
setsockopt$inet6_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x1203, &(0x7f0000000040)={0x0, 0x0, 0x2, 0x6b7}, 0x10)
connect$inet6(r1, &(0x7f00000000c0)={0x1c, 0x1c, 0x2, 0x7c9, @loopback, 0x80000000}, 0x1c)
sendto$inet6(r1, &(0x7f0000000100)="b13d92887b21bd167339dc75c25540a68b861c982df303c3f163968f1fe758c0c4f59d86972a885f7c41cdc7802a41cbc7c1ed179c25352261e028a9ca42371351e65f606899b355b95f6c", 0x4b, 0x1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c)